/* 
 * 控制rem自适应js
 * 1rem = 20px
 */
!function(n){var e=n.document,t=e.documentElement,i=375,d=i/20,o="orientationchange" in n?"orientationchange":"resize",a=function(){var n=t.clientWidth||320;n>620&&(n=620),t.style.fontSize=n/d+"px"};e.addEventListener&&(n.addEventListener(o,a,!1),e.addEventListener("DOMContentLoaded",a,!1))}(window);

